WIP Aloha env tests pass
Rendering works (fps look fast tho? TODO action bounding is too wide [-1,1])
Update README
Copy past from act repo
Remove download.py add a WIP for Simxarm
Remove download.py add a WIP for Simxarm
Add act yaml (TODO: try train.py)
Training can runs (TODO: eval)
Add tasks without end_effector that are compatible with dataset, Eval can run (TODO: training and pretrained model)
Add AbstractEnv, Refactor AlohaEnv, Add rendering_hook in env, Minor modifications, (TODO: Refactor Pusht and Simxarm)
